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4-2. Trouble Shooting
9. Trouble When Testing Audio Fader
If turning the audio fader knob (BKNE-1011),
"AUDIO LEVEL METER L or R" LEDs are not
changed.
. Any of the IC3, IC4, IC14, IC25, Q7 and RY1 on the
CPU-206 board are at fault or are cold joints.
. The CN1 on the CPU-206 board is a cold joint.
. Any of the CN1 through the CN6 on the CPU-207 board
are cold joints.
. The IC3 or IC4 on the CPU-207 board is at fault or is
cold joint.
. The connection between one of the CN2 through CN6 on
the CPU-207 board and each audio fader is not connec-
tion or is a poor contact.
. The audio fader is at fault.
10. Trouble When Testing Knob
If moving the knob (BKNE-1011), the "AUDIO
LEVEL METER L or R" LEDs are not changed.
. Any of the IC10, IC11, IC12 and IC16 on the CPU-206
board are at fault or are cold joints.
. The CN1 or CN8 on the CPU-207 board is a cold joint.
. The IC7 on the CPU-207 board is at fault or is a poor
contact.
. The harness (RE) between CN8 on the CPU-207 board
and CN1 on the SW-871 board is not connected or is a
poor connection.
. Any of the CN1 through CN5 on the SW-871 board are
cold joints.
. The connection between one of the CN2 through CN5 on
the SW-871 board and each rotary encoder is not
connected or is a poor connection.
. The rotary encoder is at fault.
4-10 (E)
DNE-1000
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Table of Contents
Troubleshooting
